Base | Representation |
---|---|
bin | 110000100010… |
… | …100000111011 |
3 | 212221110102202 |
4 | 300202200323 |
5 | 11224134113 |
6 | 1132420415 |
7 | 213104015 |
oct | 60424073 |
9 | 25843382 |
10 | 12724283 |
11 | 7200a40 |
12 | 431770b |
13 | 2836880 |
14 | 19931b5 |
15 | 11b5258 |
hex | c2283b |
12724283 has 16 divisors (see below), whose sum is σ = 15113952. Its totient is φ = 10560000.
The previous prime is 12724277. The next prime is 12724331. The reversal of 12724283 is 38242721.
It is not a de Polignac number, because 12724283 - 26 = 12724219 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12724213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14003 + ... + 14883.
It is an arithmetic number, because the mean of its divisors is an integer number (944622).
Almost surely, 212724283 is an apocalyptic number.
12724283 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
12724283 is a deficient number, since it is larger than the sum of its proper divisors (2389669).
12724283 is a wasteful number, since it uses less digits than its factorization.
12724283 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1006.
The product of its digits is 5376, while the sum is 29.
The square root of 12724283 is about 3567.1112962732. Note that the first 3 decimals coincide. The cubic root of 12724283 is about 233.4592610508.
It can be divided in two parts, 1272 and 4283, that added together give a palindrome (5555).
The spelling of 12724283 in words is "twelve million, seven hundred twenty-four thousand, two hundred eighty-three".
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